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Analysis

  • max time kernel
    119s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16/01/2025, 20:31

General

  • Target

    6b146c5ce365cba99f25e10535011a4a1b107a2e972dddb7d97204154233c8acN.dll

  • Size

    768KB

  • MD5

    6e095303f4a13d3abc3570c81c9770b0

  • SHA1

    51d72095910bcee40e9ca5d3faedf1b3072b5e0a

  • SHA256

    6b146c5ce365cba99f25e10535011a4a1b107a2e972dddb7d97204154233c8ac

  • SHA512

    602eccf8d5b16cc78409f912752b594c7d01d0eaa79c7723b491a3c48ee19a5b1885769cecabdced0eccb1f7b045237bd8616b4949e36b09a75616aa0277dc6e

  • SSDEEP

    12288:J4vNC4bAo/u7kwVKwtKFjZMrCx1U6RjUEjkxDekdIppEiQ/W+nxtnP4DqMX9z6Vo:J4ld9/EkwVK+KFjZBxJ4PgGnMsMryIxN

Malware Config

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex family
  • Dridex Shellcode 1 IoCs

    Detects Dridex Payload shellcode injected in Explorer process.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 7 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\6b146c5ce365cba99f25e10535011a4a1b107a2e972dddb7d97204154233c8acN.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    PID:2516
  • C:\Windows\system32\recdisc.exe
    C:\Windows\system32\recdisc.exe
    1⤵
      PID:2708
    • C:\Users\Admin\AppData\Local\1rQPyl\recdisc.exe
      C:\Users\Admin\AppData\Local\1rQPyl\recdisc.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      PID:2808
    • C:\Windows\system32\DevicePairingWizard.exe
      C:\Windows\system32\DevicePairingWizard.exe
      1⤵
        PID:2320
      • C:\Users\Admin\AppData\Local\ixJv2o\DevicePairingWizard.exe
        C:\Users\Admin\AppData\Local\ixJv2o\DevicePairingWizard.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        PID:2824
      • C:\Windows\system32\raserver.exe
        C:\Windows\system32\raserver.exe
        1⤵
          PID:2968
        • C:\Users\Admin\AppData\Local\0CWHXG\raserver.exe
          C:\Users\Admin\AppData\Local\0CWHXG\raserver.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          PID:2292

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\0CWHXG\WTSAPI32.dll

          Filesize

          772KB

          MD5

          3d739f6f0ba86cf5c2bff996142fb30b

          SHA1

          ad2faa92e809bd7f1ce5511fcb405d5d118a9cf1

          SHA256

          22916837a68aea45b15cad4a0fd3f77d72c0286801d487ed58cc497c5791a7e4

          SHA512

          72260b889b82afb54c75b35ad14ccfd1d9a8fbbd44625c21c38d1fc962c0c3c5550ec853d92fbb31707aeb59daf71d15fd4ac21b32d9577faa2e9b217e570af7

        • C:\Users\Admin\AppData\Local\1rQPyl\SPP.dll

          Filesize

          772KB

          MD5

          9b06ea6a2a12a510d79f0fa808fe81c4

          SHA1

          e582c2b780aad2ac982fabee3389201749a54ec1

          SHA256

          fd2baf85ab6b7895e23116db6084c27aad7bd47cdbeed881e380406b37141be4

          SHA512

          b7610a06efa38763d3b8898bae5e4fdb97e9359f5f7115c3a0c60b03120585f363c3873ef8f9341f82ccdad8fac63646bbc12f45069ebc43781678e064d535c3

        • C:\Users\Admin\AppData\Local\ixJv2o\DevicePairingWizard.exe

          Filesize

          73KB

          MD5

          9728725678f32e84575e0cd2d2c58e9b

          SHA1

          dd9505d3548f08e5198a8d6ba6bcd60b1da86d5c

          SHA256

          d95d3aa065a657c354244e3d9d4dc62673dc36c1bed60650fade7d128ddab544

          SHA512

          a5d22240450e7b659cba507f9abe7e6d861e9712ca2335ea5ceb69e3557362b00f5d02bf84c3a6fed82a09eda555866dcab43741ad9c6db96e1e302ef2363377

        • C:\Users\Admin\AppData\Local\ixJv2o\MFC42u.dll

          Filesize

          796KB

          MD5

          33443cbe0de4873e4389a70a14b785fc

          SHA1

          83b543b37e436f14a6b55a84ce3da60987018ff0

          SHA256

          714496af8c1ec9c8c962d5e7e2d208c9b0cb68786cee04fd0a69720cb33a23d6

          SHA512

          e22d5b68f9d39de7038fa8722980be9d5140dfb656c220aefb1ed452a75b3a9ad55d200015f76b1bd4c7eab3bb603193ceeb87125a02733e5ef2b0223ec37654

        • C:\Users\Admin\AppData\Roaming\MICROS~1\Windows\STARTM~1\Programs\Startup\Yjafzwirjcl.lnk

          Filesize

          1KB

          MD5

          c20507c71edfe750fcf7fa67a0d6f2fa

          SHA1

          479f9a3f24c8f86013d19c3ab45f611c5d3623e0

          SHA256

          0269f779da9d09ca4dd795094275aaea894dc4369d622b77212424526dcec4b3

          SHA512

          20f8aaadf3b9765042cf87e213d22cad876ff2960be3246da04955bb06f381eb1a620aaa392e83d9918bf774b32a4e458949935f87362b4c1572bbbb1a31348d

        • \Users\Admin\AppData\Local\0CWHXG\raserver.exe

          Filesize

          123KB

          MD5

          cd0bc0b6b8d219808aea3ecd4e889b19

          SHA1

          9f8f4071ce2484008e36fdfd963378f4ebad703f

          SHA256

          16abc530c0367df1ad631f09e14c565cf99561949aa14acc533cd54bf8a5e22c

          SHA512

          84291ea3fafb38ef96817d5fe4a972475ef8ea24a4353568029e892fa8e15cf8e8f6ef4ff567813cd3b38092f0db4577d9dccb22be755eebdd4f77e623dc80ac

        • \Users\Admin\AppData\Local\1rQPyl\recdisc.exe

          Filesize

          232KB

          MD5

          f3b306179f1840c0813dc6771b018358

          SHA1

          dec7ce3c13f7a684cb52ae6007c99cf03afef005

          SHA256

          dcaeb590394b42d180e23e3cef4dd135513395b026e0ed489aec49848b85b8f0

          SHA512

          9f9ec4c2ca6373bd738bf415d059f3536390e46e5b0a560e9ee1b190407a6d0f481c38664c51b834a9e72d8878f71c3c19e427e3a6b5ca4ec6b02d1156eb9ef4

        • memory/1160-24-0x0000000077121000-0x0000000077122000-memory.dmp

          Filesize

          4KB

        • memory/1160-22-0x0000000140000000-0x00000001400C0000-memory.dmp

          Filesize

          768KB

        • memory/1160-97-0x0000000077016000-0x0000000077017000-memory.dmp

          Filesize

          4KB

        • memory/1160-25-0x0000000077280000-0x0000000077282000-memory.dmp

          Filesize

          8KB

        • memory/1160-23-0x0000000002F50000-0x0000000002F57000-memory.dmp

          Filesize

          28KB

        • memory/1160-15-0x0000000140000000-0x00000001400C0000-memory.dmp

          Filesize

          768KB

        • memory/1160-14-0x0000000140000000-0x00000001400C0000-memory.dmp

          Filesize

          768KB

        • memory/1160-13-0x0000000140000000-0x00000001400C0000-memory.dmp

          Filesize

          768KB

        • memory/1160-11-0x0000000140000000-0x00000001400C0000-memory.dmp

          Filesize

          768KB

        • memory/1160-4-0x0000000077016000-0x0000000077017000-memory.dmp

          Filesize

          4KB

        • memory/1160-9-0x0000000140000000-0x00000001400C0000-memory.dmp

          Filesize

          768KB

        • memory/1160-34-0x0000000140000000-0x00000001400C0000-memory.dmp

          Filesize

          768KB

        • memory/1160-39-0x0000000140000000-0x00000001400C0000-memory.dmp

          Filesize

          768KB

        • memory/1160-38-0x0000000140000000-0x00000001400C0000-memory.dmp

          Filesize

          768KB

        • memory/1160-44-0x0000000140000000-0x00000001400C0000-memory.dmp

          Filesize

          768KB

        • memory/1160-16-0x0000000140000000-0x00000001400C0000-memory.dmp

          Filesize

          768KB

        • memory/1160-12-0x0000000140000000-0x00000001400C0000-memory.dmp

          Filesize

          768KB

        • memory/1160-8-0x0000000140000000-0x00000001400C0000-memory.dmp

          Filesize

          768KB

        • memory/1160-7-0x0000000140000000-0x00000001400C0000-memory.dmp

          Filesize

          768KB

        • memory/1160-5-0x0000000002F70000-0x0000000002F71000-memory.dmp

          Filesize

          4KB

        • memory/2292-83-0x000007FEF6910000-0x000007FEF69D1000-memory.dmp

          Filesize

          772KB

        • memory/2292-87-0x000007FEF6910000-0x000007FEF69D1000-memory.dmp

          Filesize

          772KB

        • memory/2292-86-0x0000000000100000-0x0000000000107000-memory.dmp

          Filesize

          28KB

        • memory/2516-10-0x000007FEF6F10000-0x000007FEF6FD0000-memory.dmp

          Filesize

          768KB

        • memory/2516-0-0x000007FEF6F10000-0x000007FEF6FD0000-memory.dmp

          Filesize

          768KB

        • memory/2516-3-0x0000000000190000-0x0000000000197000-memory.dmp

          Filesize

          28KB

        • memory/2808-57-0x000007FEF6FC0000-0x000007FEF7081000-memory.dmp

          Filesize

          772KB

        • memory/2808-54-0x000007FEF6FC0000-0x000007FEF7081000-memory.dmp

          Filesize

          772KB

        • memory/2808-53-0x0000000000390000-0x0000000000397000-memory.dmp

          Filesize

          28KB

        • memory/2824-68-0x000007FEF6910000-0x000007FEF69D7000-memory.dmp

          Filesize

          796KB

        • memory/2824-72-0x000007FEF6910000-0x000007FEF69D7000-memory.dmp

          Filesize

          796KB

        • memory/2824-71-0x00000000000E0000-0x00000000000E7000-memory.dmp

          Filesize

          28KB